Derivatives and Hedging Activities - Derivative positions at the dates indicated below for interest rate swaps (Details)	3 Months Ended	12 Months Ended
Mar. 31, 2026 USD ($) instrument	Dec. 31, 2025 USD ($)
Derivatives and Hedging Activities
Notional Amount	$ 300,000,000	$ 300,000,000
Fair Value	(711,000)	1,284,000
Net interest income	$ 492,000
Number of derivative instruments held \| instrument	0
Interest rate products \| Designated as fair value hedge \| Cash flow edging
Derivatives and Hedging Activities
Contract term of derivative	3 years
Forward-starting interest rate swap
Derivatives and Hedging Activities
Notional Amount	$ 300,000,000	$ 300,000,000
Weighted Average Maturity	2 years 9 months 18 days	3 years 6 months
Weighted Average Rate, Current Rate Paid	3.64%	3.87%
Weighted Average Rate Current Rate Received	3.44%	3.44%
Fair Value	$ (711,000)	$ 1,284,000
Forward-starting interest rate swap \| Designated as fair value hedge \| Cash flow edging
Derivatives and Hedging Activities
Notional Amount	$ 150,000,000
Contract term of derivative	3 years

Average fixed interest rate related to the group of interest rate derivatives.

No definition available.

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- Definition

Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Average variable interest rate related to the group of interest rate derivatives.

+ References

No definition available.

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- Definition

Fair value of the assets less the liabilities of a derivative or group of derivatives.

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- Definition

Nominal or face amount used to calculate payment on derivative.

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- Definition

The number of derivative instruments of a particular group held by the entity.

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- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount, before tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

+ References

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